Re: [Xen-users] Debian 6 as DomU hangs

["Ilya V. Kitaev" <ilya.kitaev@xxxxxxxxx>]

On 04.11.2011 18:31, George Shuklin wrote:
> On 04.11.2011 14:56, Ilya V. Kitaev wrote:
> > On 04.11.2011 02:08, George Shuklin wrote:
> > > Debian Squeeze do have buggy kernel. Use or newer kernel from debian 
> > > sid (3.0 or 3.1), or use forward patched kernel from SUSE (afaik 
> > > 2.6.37-xen).
> > > On 03.11.2011 18:38, Ilya V. Kitaev wrote:
> > > > Hello, I got Centos 5 installed on my server (Linux srv1.local 
> > > > 2.6.18-238.12.1.el5xen #1 SMP Tue May 31 14:02:29 EDT 2011 x86_64 
> > > > x86_64 x86_64 GNU/Linux). Then I put Debian x64 6 in DomU with 2GB 
> > > > of RAM. It works perfectly. Recently I increase RAM for this VM to 
> > > > 4GB and it starts to hang randomly. I think it hangs when try to 
> > > > use more than 2 GB (may be more) of RAM. So I created new VM with 
> > > > 4GB of RAM. Boot with debian 6 netinst iso and it hangs during 
> > > > install. I decrease memory to 2GB and installed it without a 
> > > > problem. Windows Server works perfectly with 5GB of RAM on this 
> > > > server.
> > Same thing with OpenSuse 11.4 (just for test). Installation hang on 
> > setting system clock
> That is strange, because we using SUSE kernel for debian in product 
> with thousands of virtual machines...
> Well, other reason may be the problem with console. Kernel is not 
> actually 'hangs', it just not printing anything on console. Check if 
> domU have correct line in inittab (for xvc0). Or just check if it 
> replays to pings.
It's really hangs. No pings. No activity.

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